One woman, many selves. But which one is telling the truth?

Alexa Wú is a brilliant, darkly self-aware young woman whose life is manipulated by a series of alternate personalities.

Only three people know.

Her therapist

Her best friend

Her stepmother

When her best friend falls into danger, Alexa is drawn into London's criminal underbelly to save her.

But will this lead to self-discovery, or to self-destruction?

OPTIONED FOR NETFLIX

AN OBSERVER THRILLER OF THE MONTH

A SUNDAY TIMES CRIME CLUB PICK

'Clear your diary - you won't want to put this haunting novel down' SJ WATSON

'Totally engrossing' WILL DEAN

'A heartrending page-turner' CLARE MACKINTOSH